
var buttonPath = null;

(function($) {

    /**
     * Attach this editor to a target element.
     */
    Drupal.wysiwyg.editor.attach.whizzywig = function(context, params, settings) {
        // Previous versions used per-button images found in this location,
        // now it is only used for custom buttons.
        if (settings.buttonPath) {
            window.buttonPath = settings.buttonPath;
        }
        // Assign the toolbar image path used for native buttons, if available.
        if (settings.toolbarImagePath) {
            btn._f = settings.toolbarImagePath;
        }
        // Fall back to text labels for all buttons.
        else {
            window.buttonPath = 'textbuttons';
        }
        // Whizzywig needs to have the width set 'inline'.
        $field = $('#' + params.field);
        var originalValues = Drupal.wysiwyg.instances[params.field];
        originalValues.originalStyle = $field.attr('style');
        $field.css('width', $field.width() + 'px');

        // Attach editor.
        makeWhizzyWig(params.field, (settings.buttons ? settings.buttons : 'all'));
        // Whizzywig fails to detect and set initial textarea contents.
        var instance = $('#whizzy' + params.field).get(0);
        if (instance) {
            instance.contentWindow.document.body.innerHTML = tidyD($field.val());
        }
    };

    /**
     * Detach a single or all editors.
     */
    Drupal.wysiwyg.editor.detach.whizzywig = function(context, params) {
        var detach = function(index) {
            var id = whizzies[index];
            var instance = $('#whizzy' + id).get(0);
            if (!instance) {
                return;
            }
            var editingArea = instance.contentWindow.document;
            var $field = $('#' + id);
            // Whizzywig shows the original textarea in source mode.
            if ($field.css('display') == 'block') {
                editingArea.body.innerHTML = $field.val();
            }

            // Save contents of editor back into textarea.
            $field.val(tidyH(editingArea));
            // Move original textarea back to its previous location.
            $container = $('#CONTAINER' + id);
            $field.insertBefore($container);
            // Remove editor instance.
            $container.remove();
            whizzies.splice(index, 1);

            // Restore original textarea styling.
            var originalValues = Drupal.wysiwyg.instances[id];
            $field.removeAttr('style');
            $field.attr('style', originalValues.originalStyle);
        }

        if (typeof params != 'undefined') {
            for (var i = 0; i < whizzies.length; i++) {
                if (whizzies[i] == params.field) {
                    detach(i);
                    break;
                }
            }
        }
        else {
            while (whizzies.length > 0) {
                detach(0);
            }
        }
    };

})(jQuery);
